Merck & Co. Inc. (MRK) is in talks to acquire Indian active pharmaceutical ingredients maker Micro Labs Ltd., the Financial Express reported Thursday, citing an unidentified person aware of the matter. The newspaper said Bangalore-based Micro Labs is a privately held company, founded and run by the Surana family. Micro Labs aims to achieve sales of about $1 billion by 2015, the report said, citing the company's website.